These data show that almost all the assessed European migratory birds have advanced
their spring migration over the last four decades of the 20th century.
Not exact matches
For the Red Knot, the Delaware Bay on the East Coast is a major staging ground during
spring migration; it is estimated that
over 90 % of one subspecies can be present in a single day.
Spring bursts with gardens filled with
over a thousand tulips, lilies and daffodils, rhododendrons and azaleas, the annual whale
migration north, the birth of sea lion pups offshore, gourmet breakfast, fresh abalone in the afternoon, and nights in the hot tub watching brilliant sunsets.
This study showed that in fact many European migratory birds do indeed advance the timing of their
spring migration in response to climate change [so another study in favour of climate (temperature)
over circadian rhythm for
migration timing] and that it may actually be the long - distance migratory birds that show better adaption:
As they write in their 2015 publication in the journal Ambio
over this longer timeframe of 140 years they measure a change in behaviour of
spring migration that they attribute to structural climate change.
Ridgefield National Wildlife Refuge:
Over 5,000 acres of vital
migration and wintering habitat for
spring and fall migrating birds.